 //     Copyright (c) Narin Persad. All rights reserved.The MIT License (MIT)

// Copyright (c) 2014 Narin Persad

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE. 
//-----------------------------------------------------------------------


using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Linq.Expressions;
using System.Web.Mvc;

namespace MvcSimpleQuery
{
    public class FieldBuilder<TModel> : List<Field>
    {

        public FieldBuilder()
            : base()
        { 
        }

       
         
        public void Add (Expression<Func<TModel, Object>> expression)
        {
            string exText = ExpressionHelper.GetExpressionText(expression);
            var field = new Field(exText);

            string typeName = typeof(TModel).AssemblyQualifiedName;
            Type type = Type.GetType(typeName);
            var metaDataAttributes = type.GetCustomAttributes(typeof(MetadataTypeAttribute), true);
            Type classType = metaDataAttributes != null && metaDataAttributes.Count() > 0 ? ((MetadataTypeAttribute)metaDataAttributes[0]).MetadataClassType : Type.GetType(typeName);

            ((IField)field).IsFirst = false;
            ((IField)field).DataType = classType.GetProperties().Where(x => String.Equals(exText.ToLower(), field.Name.ToLower())).Select(x => x.PropertyType).First();
            ((IField)field).Indent = false;

            base.Add(field);
        }

       
    }
}
